﻿/************************************************************************

   Extended Silverlight Toolkit

   Copyright (C) 2010-2012 Xceed Software Inc.

   This program is provided to you under the terms of the Microsoft Public
   License (Ms-PL) as published at http://extendedsilverlight.codeplex.com/license

   Please purchase a commercial version of this toolkit if you are using
   it in a commercial product. The commercial versions support the project,
   and also include more features for each control, priority support,
   source code, updates, removed watermark, and a proprietary license.

   Visit http://xceed.com and follow @datagrid on Twitter.

  **********************************************************************/


namespace Xceed.Silverlight.DataGrid
{
  internal class RemoveContainersVisitor : VisitorBase
  {
    public RemoveContainersVisitor( DataGridControl dataGrid )
      :base(ChildrenPolicy.AllChildren, false)
    {
      m_dataGrid = dataGrid;
    }

    public override void Visit( RowWrapper wrapper )
    {
      m_dataGrid.RootHost.RemoveElement( wrapper );
      m_dataGrid.DetachElementInternalCore( wrapper.Row );
      m_dataGrid.ClearElementInternalCore( wrapper.Row );
    }

    public override void Visit( VirtualGroupContainer container )
    {
      m_dataGrid.RootHost.RemoveElement( container );
      m_dataGrid.DetachElementInternal( container );
      m_dataGrid.ClearElementInternal( container );
    }

    public override void Visit( VirtualRootContainer container )
    {
      container.ClearLayout();
    }

    private DataGridControl m_dataGrid;
  }
}
